Key Takeaways DUK's Q2 sales are likely to have risen on warmer weather, customer growth and new data center agreements.New rate implementations and grid investment returns are expected to boost DUK's Q2 earnings.Higher depreciation and interest costs could pressure earnings despite rate hikes and cost cuts.Duke Energy Corporation (DUK) is scheduled to release its second-quarter 2025 results on Aug. 5, before market open. The company delivered an earnings surprise of 10.69% in the last reported quarter. Mor ...